Finding the Fourth Proportional to 8,768,769.93, 13,153,161.24 and 2,379,021.75
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Solution
The fourth proportional to 8,768,769.93, 13,153,161.24 and 2,379,021.75 is: 3,568,534.35
Step by Step Solution
- Step 1: Write the proportion equation
8,768,769.93 : 13,153,161.24 = 2,379,021.75 : x - Step 2: Convert to fraction form
8,768,769.93/13,153,161.24 = 2,379,021.75/x - Step 3: Cross multiply
8,768,769.93x = 13,153,161.24 × 2,379,021.75 - Step 4: Simplify right side
8,768,769.93x = 31,291,656,671,216.97 - Step 5: Solve for x
x = 31,291,656,671,216.97/8,768,769.93 - Step 6: Final answer
x = 3,568,534.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.